It spans all ethnicity/races. Basically, purity of the bloodline could be ascertained by what part of the conscience is intact. Narcissists do feel - for themselves, they are stuck in a hall of mirrors. All cats are grey at night.

A psychopath is a SADIST, well they look human, but that's it. SUBHUMAN. NOT OF THE SAME SPECIES, LITERALLY.

That is the only division between those of flesh and blood. From a Christian perspective - the sheep/the goats, the wheat/tares. Remember, Jesus did not say he was coming to unite - but to divide.